*{box-sizing:border-box}body{margin:0;font-family:Arial,'Noto Sans Bengali',sans-serif;background:#f7f7f7;color:#222}#loading{display:none}.loader{width:44px;height:44px;border:5px solid #f2cccc;border-top-color:#b40000;border-radius:50%;animation:spin .8s linear infinite;margin-bottom:14px}@keyframes spin{to{transform:rotate(360deg)}}header{background:linear-gradient(135deg,#a40000,#e33);color:#fff;text-align:center;padding:25px 12px}header .drop{font-size:42px}header h1{margin:5px 0 8px;font-size:clamp(30px,6vw,52px)}header div:last-child{font-size:20px}nav{display:flex;flex-wrap:wrap;justify-content:center;background:#fff;z-index:5;box-shadow:0 2px 8px #0002}nav a{padding:15px 18px;color:#900;text-decoration:none;font-weight:bold;white-space:nowrap;font-size:19px}nav a:hover,nav a.active{background:#ffe9e9}.wrap{max-width:1000px;margin:auto;padding:28px 14px;min-height:480px}.page-title{text-align:center;color:#a00000;font-size:34px;margin:20px 0 28px}.card{background:#fff;padding:20px;border-radius:16px;box-shadow:0 3px 14px #0001;margin:14px 0}.empty{text-align:center;color:#777}.loading-msg{padding:28px}.loading-msg:before{content:"";display:inline-block;width:18px;height:18px;border:3px solid #f2cccc;border-top-color:#b40000;border-radius:50%;animation:spin .8s linear infinite;vertical-align:-5px;margin-left:8px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}.member{text-align:center}.member-photo{width:190px;height:190px;object-fit:cover;border-radius:50%;background:#eee}.member h3{margin:14px 0 5px;font-size:25px}.member b{font-size:20px}.member p{margin:8px 0;font-size:17px}.member a{color:#a00000;text-decoration:none}input,select,textarea{width:100%;padding:12px;margin:5px 0 10px;border:1px solid #ddd;border-radius:8px;font-size:16px}.btn{background:#b40000;color:#fff;border:0;border-radius:8px;padding:11px 15px;margin:4px;cursor:pointer;font-weight:bold}.dark{background:#222}.danger{background:#700}.admin{background:#fff8df;border:2px dashed #d49b00}.notice{padding:10px;background:#eee;border-radius:8px;margin:8px 0}img{max-width:100%;border-radius:10px}footer{background:#222;color:#ddd;text-align:center;padding:25px}.hidden{display:none!important}.form-msg{color:#08752b;font-weight:bold;margin-top:10px}@media(max-width:650px){nav a{font-size:18px;padding:13px 14px}.wrap{padding-top:20px}.page-title{font-size:30px}}

.home-wrap{max-width:1000px;margin:auto;padding:34px 14px;min-height:560px}
.home-content{text-align:center;background:#fff;border-radius:20px;padding:28px 18px;box-shadow:0 3px 14px #0001}
.home-logo{display:block;width:min(330px,78vw);height:auto;margin:0 auto 24px;border-radius:0;box-shadow:none}
.home-content h2{color:#a00000;font-size:clamp(28px,6vw,44px);margin:10px 0}
.home-content>p{font-size:21px;margin:8px 0 20px;color:#555}
.home-body{font-size:18px;line-height:1.9;white-space:pre-line}
.home-custom{margin-top:20px;text-align:left}
.admin-help{color:#555;line-height:1.7}
label{display:block;font-weight:bold;margin-top:6px;color:#700}

/* Clean mobile-first home design */
.home-wrap{max-width:980px;margin:0 auto;padding:22px 14px 45px;min-height:620px}
.hero-home{background:#fff;border-radius:20px;padding:24px 16px 26px;text-align:center;box-shadow:0 3px 14px rgba(0,0,0,.08);border:1px solid #eee}
.home-logo{display:block;width:min(205px,58vw);height:auto;margin:0 auto 14px;object-fit:contain}
.home-content h2,.hero-home h2{color:#a00000;font-size:clamp(25px,6vw,40px);line-height:1.3;margin:8px 0}
.hero-home>p{font-size:19px;color:#555;margin:8px 0 10px}
.home-body{font-size:18px;line-height:1.7;color:#333}
/* Mobile navigation */
.nav-toggle{display:none}
@media(max-width:700px){
  header{padding:28px 14px}
  header h1{font-size:30px!important;line-height:1.25}
  nav{position:relative;padding:0;display:block}
  nav .nav-links{display:none;flex-direction:column;gap:0}
  nav.open .nav-links{display:flex}
  .nav-toggle{display:flex;width:100%;border:0;background:#fff;color:#900;font-size:22px;font-weight:700;padding:15px;align-items:center;justify-content:center;gap:8px;cursor:pointer}
  nav .nav-links a{display:block;text-align:center;padding:12px 8px;border-top:1px solid #eee}
}
@media(min-width:701px){
  nav .nav-links{display:flex;flex-wrap:wrap;justify-content:center;gap:0}
}

.stats-home{margin:18px 0;background:#fff;border-radius:18px;padding:20px 14px;box-shadow:0 3px 12px rgba(0,0,0,.07)}
.stats-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.stats-head h3{margin:0;color:#a00000;font-size:23px}
.stats-head select{border:1px solid #ddd;border-radius:9px;padding:8px;background:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.stat-card{background:#fff7f7;border:1px solid #f0d0d0;border-radius:14px;padding:14px 8px;text-align:center;display:flex;flex-direction:column;gap:4px}
.stat-card b{font-size:24px}.stat-card span{font-size:13px;color:#666}.stat-card strong{font-size:27px;color:#9b0000}.stat-card small{font-weight:700;color:#777}
.stat-card.success{background:#f4fff7;border-color:#cdebd7}.stat-card.success strong{color:#187a3c}
.stat-card.danger{background:#fff5f5}.stat-card.donation{background:#fff8fb}
.stats-note{text-align:center;color:#777;font-size:13px;margin-top:12px}
@media(max-width:700px){.stats-grid{grid-template-columns:repeat(2,1fr)}.stats-head{align-items:flex-start;flex-direction:column}.stats-head select{width:100%}}

.stat-edit{margin-top:14px;padding:15px;background:#fff8f8;border:1px solid #e6caca;border-radius:14px}
.stat-edit h4{margin:0 0 10px;color:#900}
.btn.secondary{background:#666}


/* Reference-style blood donor card — exact 1:1 Instagram canvas */
.donation-card{position:relative;width:1080px;height:1080px;min-width:1080px;min-height:1080px;margin:0 auto;overflow:hidden;border-radius:0;background:#f8f7f2 url('assets/donor-card-template-clean.jpg') center/1080px 1080px no-repeat;box-shadow:none;font-family:'Kalpurush',Arial,sans-serif;color:#111}
.reference-card *{box-sizing:border-box}
.dc-ref-photo{position:absolute;left:72px;top:355px;width:279px;height:340px;overflow:hidden;border-radius:20px;z-index:4}
.dc-ref-photo img{display:block;width:100%;height:100%;object-fit:cover;border-radius:18px}
.dc-ref-rows{position:absolute;inset:0;z-index:5}
.dc-ref-row{position:absolute;left:373px;width:505px;height:58px;display:grid;grid-template-columns:58px 155px 24px 1fr;align-items:center;padding:0 12px 0 4px;background:rgba(255,255,255,.95);border-radius:34px;box-shadow:0 3px 12px rgba(70,50,35,.08);overflow:hidden}
.dc-ref-row[data-row="name"]{top:404px}
.dc-ref-row[data-row="group"]{top:483px}
.dc-ref-row[data-row="date"]{top:562px}
.dc-ref-row[data-row="number"]{top:641px}
.dc-ref-row.is-hidden{display:none}
.reference-card.no-date .dc-ref-row[data-row="number"]{top:562px}
.dc-ref-icon{width:58px;height:58px;display:block;object-fit:cover;border-radius:50%}
.dc-ref-label{font-size:27px;white-space:nowrap;line-height:1}
.dc-ref-colon{font-family:Arial,sans-serif;font-size:28px;text-align:center;line-height:1}
.dc-ref-row b{font-size:29px;line-height:1.1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dc-ref-row .dc-blood{font-family:Arial,sans-serif;color:#c90000;font-size:49px;line-height:1;font-weight:800}
.dc-ref-row[data-row="number"] b{font-family:Arial,sans-serif;font-size:28px;letter-spacing:.2px}
.public-card-preview{overflow:auto;padding:4px 0 10px}
.public-card-preview .donation-card{margin:0}
.public-card-preview .btn{display:block;margin:14px auto 0}
.public-card-maker{margin:22px 0;background:linear-gradient(145deg,#fff,#fff7f7);border:1px solid #f0cccc;border-radius:24px;padding:20px;box-shadow:0 8px 28px rgba(120,0,0,.10)}
.public-card-head{display:flex;align-items:center;gap:13px;margin-bottom:14px}
.pc-badge{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:#a90000;color:#fff;font-size:28px;box-shadow:0 6px 15px rgba(120,0,0,.2)}
.public-card-head h3{margin:0;color:#9a0000;font-size:25px}
.public-card-head p{margin:4px 0 0;color:#666;font-size:14px}
.public-number{display:flex;align-items:center;justify-content:space-between;background:#fff;border:1px dashed #d9aaaa;border-radius:12px;padding:11px 14px;margin:5px 0 10px}
.public-number span{color:#777;font-size:13px}.public-number strong{color:#9b0000;font-size:19px;letter-spacing:.5px}.public-create{width:100%;padding:13px;font-size:17px}
.admin-number-editor{margin:7px 0 10px;padding:12px;background:#fffdf4;border:1px solid #e6d8a7;border-radius:12px}
.admin-number-editor label{display:block;font-weight:700;color:#7b5600;margin-bottom:5px}
.admin-number-row{display:grid;grid-template-columns:1fr auto;gap:7px;align-items:center}.admin-number-row input{margin:0}.admin-number-row .btn{margin:0;white-space:nowrap}.admin-number-editor small{display:block;color:#777;margin-top:5px}
@media(max-width:650px){.public-card-maker{padding:16px;border-radius:20px}.public-card-head h3{font-size:21px}.public-card-head p{font-size:12px}.admin-number-row{grid-template-columns:1fr}.admin-number-row .btn{width:100%}}